// !#1 引入 React 核心包
import React, { Component } from 'react'
// !#2 负责渲染的包（虚拟 DOM 转真实 DOM 并渲染）
import ReactDOM from 'react-dom/client'
// 引入 CSS
import './index.css'
import avatar from './avatar.png'
import classNames from 'classnames'

class App extends Component {
  state = {
    // hot: 热度排序  time: 时间排序
    tabs: [
      {
        id: 1,
        name: '热度',
        type: 'hot',
      },
      {
        id: 2,
        name: '时间',
        type: 'time',
      },
    ],
    active: 'time', // 高亮的 type
    list: [
      {
        id: 1,
        author: '刘德华',
        comment: '给我一杯忘情水',
        time: '2021-11-10 09:09:00',
        img: 'https://y.qq.com/music/photo_new/T001R300x300M000003aQYLo2x8izP.jpg?max_age=2592000',
        // 1: 点赞 0：无态度 -1:踩
        attitude: 1,
      },
      {
        id: 2,
        author: '周杰伦',
        comment: '听妈妈的话',
        time: '2021-12-11 09:09:00',
        img: 'https://y.qq.com/music/photo_new/T001R500x500M0000025NhlN2yWrP4.jpg?max_age=2592000',
        // 1: 点赞 0：无态度 -1:踩
        attitude: 0,
      },
      {
        id: 3,
        author: '陈奕迅',
        comment: '十年',
        time: '2021-10-11 10:09:00',
        img: 'https://y.qq.com/music/photo_new/T001R500x500M000003Nz2So3XXYek.jpg?max_age=2592000',
        // 1: 点赞 0：无态度 -1:踩
        attitude: -1,
      },
    ],
  }
  // #1
  /* handleClick(active) {
    this.setState({ active })
  } */
  // #2
  /* handleClick(active) {
    this.setState({ active })
  } */
  // #3
  handleClick(active) {
    return () => {
      this.setState({ active })
    }
  }
  render() {
    const { state } = this
    return (
      <div className='App'>
        <div className='comment-container'>
          <div className='comment-head'>
            <span>{state.list.length} 评论</span>
          </div>
          <div className='tabs-order'>
            <ul className='sort-container'>
              {/* Tab 栏 */}
              {/* #1 */}
              {/* {state.tabs.map((item) => (
                <li
                  key={item.id}
                  className={classNames({
                    on: item.type === state.active,
                  })}
                  onClick={() => this.handleClick(item.type)}
                >
                  按{item.name}排序
                </li>
              ))} */}
              {/* #2 */}
              {/* {state.tabs.map((item) => (
                <li
                  key={item.id}
                  className={classNames({
                    on: item.type === state.active,
                  })}
                  onClick={this.handleClick.bind(this, item.type)}
                >
                  按{item.name}排序
                </li>
              ))} */}
              {/* #3 */}
              {state.tabs.map((item) => (
                <li
                  key={item.id}
                  className={classNames({
                    on: item.type === state.active,
                  })}
                  onClick={this.handleClick(item.type)}
                >
                  按{item.name}排序
                </li>
              ))}
            </ul>
          </div>
          <div className='comment-send'>
            <div className='user-face'>
              <img className='user-head' src={avatar} alt='' />
            </div>
            <div className='textarea-container'>
              <textarea
                cols='80'
                rows='5'
                placeholder='发条友善的评论'
                className='ipt-txt'
              ></textarea>
              <button className='comment-submit'>发表评论</button>
            </div>
            <div className='comment-emoji'>
              <i className='face'></i>
              <span className='text'>表情</span>
            </div>
          </div>
          <div className='comment-list'>
            {/* 留言列表 */}
            {state.list.map((item) => (
              <div className='list-item' key={item.id}>
                <div className='user-face'>
                  <img className='user-head' src={item.img} alt='' />
                </div>
                <div className='comment'>
                  <div className='user'>{item.author}</div>
                  <p className='text'>{item.comment}</p>
                  <div className='info'>
                    <span className='time'>{item.time}</span>
                    <span
                      className={classNames([
                        'like',
                        item.attitude === 1 ? 'liked' : '',
                      ])}
                    >
                      <i className='icon'></i>
                    </span>
                    {/* hated 表示踩 */}
                    <span
                      className={`hate ${item.attitude === -1 ? 'hated' : ''}`}
                    >
                      <i className='icon'></i>
                    </span>
                    <span className='reply btn-hover'>删除</span>
                  </div>
                </div>
              </div>
            ))}
          </div>
        </div>
      </div>
    )
  }
}

ReactDOM.createRoot(document.querySelector('#root')).render(<App />)
